Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6935618 | Valve component with multiple surface layers | Richard P. Welty, Douglas S. Richmond, Patrick B. Jonte | 2005-08-30 |
| 6904935 | Valve component with multiple surface layers | Richard P. Welty, Douglas S. Richmond, Patrick B. Jonte | 2005-06-14 |